#!/usr/bin/perl

open(OUTPUT, "> fsdata.c");

chdir("fs");
open(FILES, "find . -type f |");

while($file = <FILES>) {

   # Do not include files in CVS directories nor backup files.
   if($file =~ /(CVS|~)/) {
      next;
   }

   chop($file);

   open(HEADER, "> /tmp/header") || die $!;
   if($file =~ /404.html/) {
      print(HEADER "HTTP/1.0 404 File not found\r\n");
   } else {
      print(HEADER "HTTP/1.0 200 OK\r\n");
   }
   print(HEADER "Server: uIP/0.9 (http://dunkels.com/adam/uip/)\r\n");
   if($file =~ /\.html$/) {
      print(HEADER "Content-type: text/html\r\n");
   } elsif($file =~ /\.html.gz$/) {
      print(HEADER "Content-type: text/html\r\n");
      print(HEADER "Content-Encoding: gzip\r\n");
   } elsif($file =~ /\.css$/) {
      print(HEADER "Content-type: text/css\r\n");
   } elsif($file =~ /\.css.gz$/) {
      print(HEADER "Content-type: text/css\r\n");
      print(HEADER "Content-Encoding: gzip\r\n");
   } elsif($file =~ /\.js$/) {
      print(HEADER "Content-type: application/x-javascript\r\n");
   } elsif($file =~ /\.js.gz$/) {
      print(HEADER "Content-type: application/x-javascript\r\n");
      print(HEADER "Content-Encoding: gzip\r\n");
   } elsif($file =~ /\.gif$/) {
      print(HEADER "Content-type: image/gif\r\n");
   } elsif($file =~ /\.png$/) {
      print(HEADER "Content-type: image/png\r\n");
   } elsif($file =~ /\.jpg$/) {
      print(HEADER "Content-type: image/jpeg\r\n");
   } else {
      print(HEADER "Content-type: text/plain\r\n");
   }
   print(HEADER "\r\n");
   close(HEADER);

   unless($file =~ /\.plain$/ || $file =~ /cgi/) {
      system("cat /tmp/header $file > /tmp/file");
   } else {
      system("cp $file /tmp/file");
   }

   open(FILE, "/tmp/file");
   unlink("/tmp/file");
   unlink("/tmp/header");

   $file =~ s/\.//;
   $fvar = $file;
   $fvar =~ s-/-_-g;
   $fvar =~ s-\.-_-g;

   print(OUTPUT "\t/* $file */\n\t");
   print(OUTPUT "static const char name".$fvar."[] = {\n");
   for($j = 0; $j < length($file); $j++) {
      printf(OUTPUT "%#02x, ", unpack("C", substr($file, $j, 1)));
   }
   printf(OUTPUT "0,\n");
   print(OUTPUT "};\n\n");
   print(OUTPUT "__attribute__((aligned(2))) static const char data".$fvar."[] = {\n");
   $i = 0;        
   while(read(FILE, $data, 1)) {
      if($i == 0) {
         print(OUTPUT "\t");
      }
      printf(OUTPUT "%#02x, ", unpack("C", $data));
      $i++;
      if($i == 10) {
         print(OUTPUT "\n");
         $i = 0;
      }
   }
   print(OUTPUT "};\n\n");
   close(FILE);
   push(@fvars, $fvar);
   push(@files, $file);
}

for($i = 0; $i < @fvars; $i++) {
   $file = $files[$i];
   $fvar = $fvars[$i];

   if($i == 0) {
      $prevfile = "NULL";
   } else {
      $prevfile = "file" . $fvars[$i - 1];
   }
   print(OUTPUT "const struct fsdata_file file".$fvar."[] = {{$prevfile, name$fvar, ");
         print(OUTPUT "data$fvar, ");
         print(OUTPUT "sizeof(data$fvar)}};\n\n");
}

print(OUTPUT "#define FS_ROOT file$fvars[$i - 1]\n\n");
print(OUTPUT "#define FS_NUMFILES $i");
